Deian Stefan is the Co-Founder and Chief Scientist at Cubist. He is also an Associate Professor of Computer Science and Engineering at UC San Diego, where he co-leads the Security and Programming Systems groups. His research focuses on the intersection of security and programming languages. He is particularly interested in constructing secure systems that are deployed in production. He was a co-founder of Intrinsic, a runtime security startup which was acquired by VMware in 2019.